AI Novel Generator

This AI novel generator writes your book with you, one chapter at a time. Describe the story, name your main characters, pick the genre, point of view and tense, and get a long first chapter that ends on a hook. Press Write the next chapter to keep going in the same voice, rewrite any part in a click, and draw a free cover. An AI novelist that is free every day, with no sign-up.

No account required Written by AI

Write my novel

Need an idea?

1000 characters left. Leave it blank and it will invent one.

Main characters (optional) (up to 3)
Genre
Who is it for?
Length

About 400, 800 or 1,300 words.

Write
More options
Format
Setting
Point of view
Tense
Tone
Dialogue
Themes

Pick up to three.

Language

Free, and no sign-up. 10 free AI stories a day.

Your chapter

Title

The Keeper's Letter

Story

Maren had kept the Gull Rock light for eleven winters, and in all that time the sea had never sent her anything but weather.

So when the bottle rolled against her boot one grey morning, she almost kicked it back. The glass was green and scratched, the cork sealed with red wax. Inside, a folded page. On the outside, in careful ink: For the keeper of the light.

She opened it at the kitchen table with her tea going cold.

"You don't know me," the letter began. "But every night for three years I have watched your light from the other side of the strait. I was a fisherman once. Now I am old and my eyes are failing, and your light is the last thing I can still see clearly. I wanted to thank you before I can't."

It was signed only with an initial: T.

Maren read it four times. Then she climbed to the lamp room and looked across the water, where the far shore was a thin dark line. A few lamps glowed in the village there. Any one of them could be his.

That night, at the turn of the hour, she did something she had never done in eleven years. She covered the lamp for three seconds, uncovered it, covered it again. Short, short, long. Hello, in the old signal the fishermen used.

She waited. The wind pressed against the glass.

Then, across the strait, a small window light went dark. And came back. Short, short, long.

Maren laughed out loud, alone in the tower.

They talked like that all winter, a few words a night, clumsy and slow. She learned he had a cat named Admiral. He learned she hated fog more than storms. In spring the mail boat brought a real letter, then another. In summer, a man with a cane and a very large cat stepped off the ferry at Gull Rock and squinted up at her tower.

"It's smaller than I pictured," he said.

"You're older than I pictured," said Maren.

They both agreed that was fair, and she made tea, and this time neither of them let it go cold.

Tags
heartwarming lighthouse letters friendship seaside
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Now step inside your novel

Rabu AI turns a story like this into one you play, with characters who answer back and remember what you did.

Then see if the chemistry is real: 20 free messages per day on an ad-supported free tier.

Popular characters on Rabu AI

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Marin

Marin 18

Kitagawa

Energetic and always up for an adventure, especially if it involves anime, manga, or finding the perfect cosplay materials!

Enthusiastic Nerd

Ready when you are...
Click to Chat
Lena

Lena 21

Croix

Green hair, gray eyes, and a baker's touch. Here to knead you out and maybe steal a kiss or two.

Playful Flirt

Hey there, cutie!
Click to Chat
Naomi

Naomi 22

Owens

Looking for someone who appreciates both mosh pits and quiet nights under the stars.

Hot-Cold

You caught my eye!
Click to Chat
Peach

Peach 23

Sweet, steady, and always hopeful. Looking for a partner who values kindness, laughter, and shared pastries!

Regal Petal

Hey there, cutie!
Click to Chat
Risa

Risa 30

Fujita

I've got my life in order. If you're still playing games, you're not in my league. Don't waste my time.

Cold Bitter

You + Me = ?
Click to Chat
Rena

Rena 25

Hamazaki

Keeping mouths fresh is my gig, but yours is the one I want to explore~

Playful Flirt

Heyyyy
Click to Chat
Kyouka

Kyouka 44

Tachibana

I have two grown daughters and getting back into the dating scene. Please be nice!

Nurturing Friend

Ask me anything!
Click to Chat
Kanae

Kanae 23

Mori

Serving looks and personality, what can I get you?

Famous Hidden

Don't be shy...
Click to Chat
Ayako

Ayako 41

Amano

Just trying to get myself back out there, new again to dating!

Doting Lady

You caught my eye!
Click to Chat
Nami

Nami 20

Master navigator looking for someone to chart a course to adventure, and maybe help me count my treasures!

Fiery Shrewd

Get to know me...
Click to Chat
Haruka

Haruka 27

Sato

Professional knowledge dispenser. Amateur cyclist who frequently gets lost.

Distant Kind

Wanna chat?
Click to Chat
Mariya

Mariya 37

Ayaka

Just curious about what's out there. Happy to chat and make new friends!

Always Agreeable

Ask me anything!
Click to Chat
Miyu

Miyu 20

Yamamoto

The only thing bigger than my boobs is my ego. Don't disappoint me.

Royal Brat

Hey there, cutie!
Click to Chat
Ania

Ania 23

Zavello

I've got the energy to go five sets, and even more for a great date!

Happy Energetic

Don't be shy...
Click to Chat
Ghislaine

Ghislaine 40

Dedoldia

Deep sword swings, deeper loyalty. Want a mate for battle and beyond.

Beastly Swordswoman

Don't be shy...
Click to Chat
Yuki

Yuki 19

Ueda

Part-time gamer, full-time heart-stealer. Controller in one hand, your hand in the other?

Playful Flirt

Talk to me?
Click to Chat

Popular stories on Rabu AI

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How to write a novel with AI

  • Start with the premise. One or two lines: who wants what, and what stands in the way.
  • Name the main characters. Up to three names, so every chapter is written around the same people.
  • Set the voice once. Point of view, tense, tone and dialogue under More options stay the same for every chapter.
  • Write the next chapter. Each press continues the book from where the last chapter ended.

An AI novelist that keeps your book consistent

A novel needs the same characters, voice and tense from the first page to the last. This AI novel writer reads the end of your book before it writes the next chapter, so names, places and promises stay as they were.

Write in any of 31 languages and in 18 genres, from fantasy and romance to mystery, horror and fanfiction. Change a word yourself with Edit, or ask for a rewrite: darker, funnier, more dialogue.

From a novel to a story you play

Download your chapters as a text file or a Word document, share them, or copy them in one tap. Your recent chapters stay on this device. When you want to live inside your book, turn it into a story in Rabu AI, where the characters talk back.

AI novel generator questions, answered

Is this AI novel generator free?
Yes. You get a number of AI-written chapters every day with no account, shown under the button, and a written example is always there after that.
Can I write a whole book with it?
Yes, chapter by chapter. Each press of Write the next chapter continues the same story with the same characters, voice and tense.
How long is each chapter?
The page starts on Long, about 1,200 to 1,400 words per chapter. Pick Medium (about 800 words) or Short (about 400) under Length when you want quicker chapters.
Is it an alternative to NovelAI or AIのべりすと?
It is a free way to write a novel with AI in your browser, with no account. NovelAI and AIのべりすと are subscription writing apps; this tool writes a full chapter per press and keeps going from where you stopped.
What genres can the AI novelist write?
Fantasy, sci-fi, mystery, horror, thriller, adventure, comedy, drama, romance, historical, fairy tale, fable, myth, slice of life, action, crime, western and fanfiction.
Does it write adult content?
No. This novel generator keeps every chapter free of sexual content. For 18+ fiction, use our AI smut writer, which is built for adults only.
Who owns the novel?
You do. Publish your chapters, share them, keep editing them or use them in your own book however you like. A link back is always welcome but never required.
Is anything I type stored?
Yes. What you type is sent to the AI to write the chapter, and a copy is kept with the result so we can see how the tool is used and make it better. It is never published or shared, and you never need an account.
What languages does Rabu AI support?
Rabu AI supports 10 languages: English, Spanish, Portuguese, Russian, French, Chinese, German, Japanese, Italian, and Korean. Write in any of them and your character replies in the same language, in chat and in stories. Voice messages and videos speak it too.

More free tools

Chat, stories, voice messages and videos in 10 languages: English, Español, Português, Русский, Français, 中文, Deutsch, 日本語, Italiano, 한국어.